Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
- This WPT test may be referenced by the following Test IDs:
- /web-locks/crashtests/iframe-append.https.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html class="test-wait">
<meta charset="utf-8">
<iframe id="id_0"></iframe>
<script>
/** @param {HTMLIFrameElement} iframe */
function waitForLoad(iframe) {
// iframe is initialized immediately on Chrome while it needs some time on Firefox
if (iframe.contentDocument.readyState === "complete") {
return;
}
return new Promise(r => iframe.onload = r);
}
const iframe = document.getElementById("id_0");
iframe.contentWindow.navigator.locks.request("weblock_0", async () => {
await waitForLoad(iframe);
document.body.append(iframe); // discards the document and destroys locks
document.documentElement.classList.remove("test-wait");
});
</script>